Floating roof for oil storage reservoir



Feb. 7 1961 G. A. M CAMMON FLOATNG ROOF FOR oL STORAGE RESERVOIR Fed Dec 29, 1958 7 Sheetssheet 2 Georqe A. Mccommon Invenfor Feb. 7 1961 G. A. M CAMMON FLOATING ROOF FOR oL STORAGE RESERVOIR Geor9e A. Mccommon Invenfor Feb. 7, 1961 G A. MCAMMON FLOATING ROOF FOR oL STORAGE RESERVOIR 7 sheetssheet 4 F11ed Dec. 29 1958 Georqe A. Mccommon Invenfor Feb. 7, 1961 G. A. M CAMMON FLOATING ROOF' FOR OL STORAGE RESERVOIR 2' An apparatus as dened in claim 1 in which the loyver croSS-Sectional contour of the pontoon eements of Said Side 0ating n1en1bers are at least paftially arcuate.

3. An apparatus as defined in claim 1 in Which bellow Sealing sheets are )0vided between the underside 6 0f each deck and the exteTor vall of the invvardly adjacent pontoon Tel11ber.

4. A Toof il1 accordance with the c0mbination of l,734,6z3 claim 1 in Which the Said central section comprises a l,903,29l plurality of initially discrete buoyant pontoon Inenlbers 10 2 844,l69 joil]ed to fOTII1 a single oating structure j. A T00f as denned in claim l i1 Which said side section includes at least one nOnbuOyant plate nlember having hinged attach[nent to Said reserv0ir vvall Surfacesl UNITED STATES PATENTS (...rin Nov 1929 Grimn Apr. 4 1933 Skinner Iuly 22, 1958 

